Drum Cores - Radial Leaded

ctparts.com

Manufacturer of Inductors, Chokes, Coils, Beads, Transformers & Toroids

800-684-5322 Inside US

949-453-1811 Outside US

Copyright © 2006 by CT Magnetics, DBA Central Technologies. All rights reserved.

CT Magnetics reserves the right to make improvements or change specifications without notice

CENTRAL

08.25.06

Size

A

B

C

D

E

Max.

Max.

Typ.

mm

22.0

28

15±2

4.0

22.0

inches

0.87

1.1

0.59±0.08

0.16

0.87

PHYSICAL DIMENSIONS

A

C

B

D

E

SPECIFICATIONS

Parts numbers indicate available tolerance.

K = ±10%, M = ±20%

CTDR3F Please specify “F” for RoHS compliant.

L Test

DCR

IDC

Part

Inductance

Freq.

Max.

Max.

Number

(µH)

(kHz)

(

Ω

Ω)

(A)

CTDR3_-1R0M

1.0

1.0

.003

21

CTDR3_-1R2M

1.2

1.0

.003

21

CTDR3_-1R5M

1.5

1.0

.003

21

CTDR3_-2R2M

2.2

1.0

.003

21

CTDR3_-2R7M

2.7

1.0

.003

21

CTDR3_-3R3M

3.3

1.0

.003

21

CTDR3_-3R9M

3.9

1.0

.003

21

CTDR3_-4R7M

4.7

1.0

.003

21

CTDR3_-5R6M

5.6

1.0

.003

21

CTDR3_-6R8M

6.8

1.0

.004

21

CTDR3_-8R2M

8.2

1.0

.004

21

CTDR3_-100M

10

1.0

.006

17

CTDR3_-120K

12

1.0

.008

13.5

CTDR3_-150K

15

1.0

.009

13.5

CTDR3_-180K

18

1.0

.010

13.5

CTDR3_-220K

22

1.0

.011

13.5

CTDR3_-270K

27

1.0

.012

13.5

CTDR3_-330K

33

1.0

.017

13.5

CTDR3_-390K

39

1.0

.022

11.4

CTDR3_-470K

47

1.0

.024

9.0

CTDR3_-560K

56

1.0

.026

9.0

CTDR3_-680K

68

1.0

.029

9.0

CTDR3_-820K

82

1.0

.032

9.0

CTDR3_-101K

100

1.0

.034

9.0

CTDR3_-121K

120

1.0

.046

7.2

CTDR3_-151K

150

1.0

.064

5.5

CTDR3_-181K

180

1.0

.072

5.5

CTDR3_-221K

220

1.0

.080

5.5

CTDR3_-271K

270

1.0

.110

4.5

CTDR3_-331K

330

1.0

.122

4.5

CTDR3_-391K

390

1.0

.169

4.0

CTDR3_-471K

470

1.0

.187

4.0

CTDR3_-561K

560

1.0

.205

4.0

CTDR3_-681K

680

1.0

.256

2.8

CTDR3_-821K

820

1.0

.288

2.8

CTDR3_-102K

1000

1.0

.426

2.0

CTDR3_-122K

1200

1.0

.462

2.0

CTDR3_-152K

1500

1.0

.518

2.0

CTDR3_-182K

1800

1.0

.705

1.6

CTDR3_-222K

2200

1.0

1.02

1.3

CTDR3_-272K

2700

1.0

1.14

1.3

CTDR3_-332K

3300

1.0

1.27

1.3

CTDR3_-392K

3900

1.0

1.67

1.0

CTDR3_-472K

4700

1.0

1.86

1.0

CTDR3 Series

From 1.0 µH to 4,700 µH

Not shown at actual size.

CHARACTERISTICS

Description: Radial leaded drum core inductor

Applications: Used in switching regulators, power amplifiers,

power supplies, SCR and Triac controls, speaker crossover

networks, RFI suppression and filters

Operating Temperature: -25°C to +85°C

Temperature Rise: 50°C Max. at IDC

IDC: Current at which inductance drops 10% Max.

Inductance Tolerance: ±10%, ±20%

Testing: Inductance is tested on an HP4284A at 1.0 kHz

Packaging: Bulk pack

Sleeving: Coils finished with UL-VW-1 sleeving

Mounting: Center hole furnished for mechanical mounting

tolerances and other values available.

Additional Information: Additional electrical & physical

information available upon request

Samples available. See website for ordering information.

RoHS

Compliant

Available